./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:02:38,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:02:39,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:02:39,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:02:39,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:02:39,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:02:39,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:02:39,172 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:02:39,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:02:39,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:02:39,179 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:02:39,180 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:02:39,180 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:02:39,182 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:02:39,183 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:02:39,183 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:02:39,184 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:02:39,184 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:02:39,185 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:02:39,186 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:02:39,186 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:02:39,187 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:02:39,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:02:39,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:02:39,189 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:02:39,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:02:39,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:02:39,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:02:39,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:02:39,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:02:39,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:02:39,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:02:39,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:02:39,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:02:39,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:02:39,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:02:39,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:02:39,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:39,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:02:39,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:02:39,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:02:39,197 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:02:39,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:02:39,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:02:39,199 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:02:39,199 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:02:39,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:02:39,200 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-25 00:02:39,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:02:39,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:02:39,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:02:39,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:02:39,524 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:02:39,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:02:42,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:02:42,964 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:02:42,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:02:42,979 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/da0de9724/dcdc36433f4b4599b82ab91911ce2186/FLAG5c702d6d2 [2023-11-25 00:02:42,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/da0de9724/dcdc36433f4b4599b82ab91911ce2186 [2023-11-25 00:02:43,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:02:43,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:02:43,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:43,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:02:43,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:02:43,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b300389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43, skipping insertion in model container [2023-11-25 00:02:43,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:02:43,213 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-25 00:02:43,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:43,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:02:43,316 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-25 00:02:43,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:43,416 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:02:43,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43 WrapperNode [2023-11-25 00:02:43,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:43,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:43,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:02:43,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:02:43,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,482 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-25 00:02:43,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:43,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:02:43,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:02:43,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:02:43,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,539 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:02:43,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:02:43,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:02:43,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:02:43,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (1/1) ... [2023-11-25 00:02:43,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:43,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:43,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:02:43,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:02:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:02:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:02:43,691 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:02:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:02:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:02:43,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:02:43,838 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:02:43,841 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:02:44,232 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:02:44,592 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:02:44,593 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:02:44,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:44 BoogieIcfgContainer [2023-11-25 00:02:44,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:02:44,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:02:44,599 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:02:44,602 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:02:44,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:02:43" (1/3) ... [2023-11-25 00:02:44,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53deab48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:44, skipping insertion in model container [2023-11-25 00:02:44,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:43" (2/3) ... [2023-11-25 00:02:44,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53deab48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:02:44, skipping insertion in model container [2023-11-25 00:02:44,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:44" (3/3) ... [2023-11-25 00:02:44,608 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:02:44,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:02:44,631 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:02:44,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:02:44,697 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1b8be5c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:02:44,698 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:02:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-25 00:02:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-25 00:02:44,724 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:44,726 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:44,726 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:44,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:44,737 INFO L85 PathProgramCache]: Analyzing trace with hash 943278838, now seen corresponding path program 1 times [2023-11-25 00:02:44,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:02:44,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840462717] [2023-11-25 00:02:44,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:44,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:02:44,983 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:02:44,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1687322117] [2023-11-25 00:02:44,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:44,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:02:44,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:44,996 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:02:44,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:02:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:02:47,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:02:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:02:48,537 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:02:48,540 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:02:48,542 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:02:48,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:48,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:02:48,762 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:02:48,773 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:02:48,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:02:48 BoogieIcfgContainer [2023-11-25 00:02:48,940 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:02:48,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:02:48,941 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:02:48,941 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:02:48,942 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:02:44" (3/4) ... [2023-11-25 00:02:48,944 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:02:48,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:02:48,947 INFO L158 Benchmark]: Toolchain (without parser) took 5942.66ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 90.5MB in the beginning and 112.4MB in the end (delta: -22.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-11-25 00:02:48,947 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:02:48,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.12ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 75.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:02:48,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.38ms. Allocated memory is still 136.3MB. Free memory was 75.4MB in the beginning and 72.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:02:48,950 INFO L158 Benchmark]: Boogie Preprocessor took 76.86ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 72.5MB in the beginning and 139.3MB in the end (delta: -66.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-25 00:02:48,951 INFO L158 Benchmark]: RCFGBuilder took 1033.92ms. Allocated memory is still 169.9MB. Free memory was 139.2MB in the beginning and 87.4MB in the end (delta: 51.9MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2023-11-25 00:02:48,955 INFO L158 Benchmark]: TraceAbstraction took 4341.39ms. Allocated memory is still 169.9MB. Free memory was 87.4MB in the beginning and 112.4MB in the end (delta: -25.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:02:48,955 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 169.9MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:02:48,962 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.12ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 75.4MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.38ms. Allocated memory is still 136.3MB. Free memory was 75.4MB in the beginning and 72.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.86ms. Allocated memory was 136.3MB in the beginning and 169.9MB in the end (delta: 33.6MB). Free memory was 72.5MB in the beginning and 139.3MB in the end (delta: -66.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.92ms. Allocated memory is still 169.9MB. Free memory was 139.2MB in the beginning and 87.4MB in the end (delta: 51.9MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4341.39ms. Allocated memory is still 169.9MB. Free memory was 87.4MB in the beginning and 112.4MB in the end (delta: -25.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 169.9MB. Free memory is still 112.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of shiftRight at line 80, overapproximation of bitwiseOr at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 72, overapproximation of someUnaryFLOAToperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] float var_1_23 = 4.8; [L42] float var_1_25 = 1000000.2; [L43] unsigned short int var_1_33 = 1; [L44] signed long int var_1_35 = 10; [L45] signed char var_1_36 = -16; [L46] signed char var_1_38 = 32; [L47] signed char var_1_39 = 5; [L48] signed long int var_1_40 = 32; [L49] signed char var_1_43 = -100; [L50] unsigned char last_1_var_1_9 = 1; [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L165] last_1_var_1_9 = var_1_9 [L175] RET updateLastVariables() [L176] CALL updateVariables() [L123] var_1_4 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L126] var_1_5 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=100, var_1_9=1] [L129] var_1_8 = __VERIFIER_nondet_short() [L130] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L132] var_1_10 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L134] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L136] var_1_11 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L138] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L139] var_1_12 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L141] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L142] var_1_15 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L144] var_1_16 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L146] var_1_17 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L149] var_1_19 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L153] var_1_21 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L155] var_1_22 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=32, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L157] var_1_38 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=5, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L160] var_1_39 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_39 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_39 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2147500024, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=5000001/5, var_1_33=1, var_1_35=10, var_1_36=-16, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=25, var_1_8=2, var_1_9=1] [L176] RET updateVariables() [L177] CALL step() [L54] COND TRUE \read(last_1_var_1_9) [L55] COND FALSE !(var_1_5 == var_1_4) [L58] var_1_6 = var_1_8 [L63] COND FALSE !((var_1_38 < var_1_10) && (var_1_19 != var_1_20)) [L70] COND FALSE !(-32 >= (var_1_5 - var_1_8)) [L77] var_1_18 = var_1_19 [L79] var_1_33 = var_1_8 [L80] EXPR var_1_8 >> var_1_4 [L80] EXPR var_1_14 ^ (var_1_8 >> var_1_4) [L80] COND TRUE (var_1_14 ^ (var_1_8 >> var_1_4)) < var_1_4 [L81] var_1_35 = var_1_8 [L83] COND TRUE var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16)))) [L84] var_1_14 = (var_1_17 - (var_1_8 + var_1_4)) [L86] COND TRUE var_1_8 >= var_1_8 [L87] var_1_25 = (((((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) > (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? ((((((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) < 0 ) ? -((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19))) : ((((9.999999999999962E13f) < (var_1_19)) ? (9.999999999999962E13f) : (var_1_19)))))) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L91] COND TRUE var_1_5 >= var_1_5 [L92] COND FALSE !(var_1_21 >= (var_1_20 - var_1_15)) [L100] unsigned long int stepLocal_0 = var_1_14; [L101] COND TRUE ((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0 [L102] var_1_9 = ((! var_1_11) || var_1_12) [L106] COND TRUE var_1_4 > -64 [L107] var_1_23 = ((((49.2f) > (63.125f)) ? (49.2f) : (63.125f))) [L109] COND FALSE !(var_1_18 > var_1_18) [L112] var_1_1 = var_1_4 [L114] COND TRUE ! var_1_12 [L115] var_1_36 = ((((var_1_38) > (var_1_39)) ? (var_1_38) : (var_1_39))) [L117] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); [L118] COND FALSE !(((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1) [L177] RET step() [L178] CALL, EXPR property() [L168-L169] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=2147483639, var_1_17=2147500024, var_1_18=3, var_1_19=3, var_1_1=16383, var_1_20=0, var_1_22=0, var_1_23=246/5, var_1_25=2, var_1_33=2, var_1_35=2, var_1_36=-100, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=2, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-3, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=2147483639, var_1_17=2147500024, var_1_18=3, var_1_19=3, var_1_1=16383, var_1_20=0, var_1_22=0, var_1_23=246/5, var_1_25=2, var_1_33=2, var_1_35=2, var_1_36=-100, var_1_38=-100, var_1_39=-101, var_1_40=32, var_1_43=-100, var_1_4=16383, var_1_5=-1, var_1_6=2, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:02:48,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:02:52,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:02:52,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:02:52,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:02:52,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:02:52,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:02:52,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:02:52,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:02:52,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:02:52,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:02:52,280 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:02:52,280 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:02:52,281 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:02:52,283 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:02:52,283 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:02:52,284 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:02:52,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:02:52,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:02:52,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:02:52,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:02:52,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:02:52,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:02:52,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:02:52,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:02:52,290 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:02:52,290 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:02:52,291 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:02:52,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:02:52,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:02:52,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:02:52,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:02:52,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:02:52,294 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:02:52,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:02:52,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:52,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:02:52,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:02:52,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:02:52,296 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:02:52,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:02:52,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:02:52,298 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:02:52,298 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:02:52,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:02:52,299 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e9b8bba5642fe9ff8c81ef6bed98f69c4969f379b74efc49785b7b71fefc23b [2023-11-25 00:02:52,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:02:52,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:02:52,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:02:52,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:02:52,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:02:52,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:02:56,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:02:56,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:02:56,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:02:56,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/8353abe72/037a25e860864ce39e486e6b52d487d6/FLAGf1a180632 [2023-11-25 00:02:56,635 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/data/8353abe72/037a25e860864ce39e486e6b52d487d6 [2023-11-25 00:02:56,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:02:56,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:02:56,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:56,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:02:56,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:02:56,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:56" (1/1) ... [2023-11-25 00:02:56,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ec9e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:56, skipping insertion in model container [2023-11-25 00:02:56,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:02:56" (1/1) ... [2023-11-25 00:02:56,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:02:56,972 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-25 00:02:57,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:57,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:02:57,166 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i[919,932] [2023-11-25 00:02:57,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:02:57,236 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:02:57,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57 WrapperNode [2023-11-25 00:02:57,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:02:57,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:57,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:02:57,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:02:57,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,312 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-25 00:02:57,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:02:57,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:02:57,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:02:57,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:02:57,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:02:57,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:02:57,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:02:57,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:02:57,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (1/1) ... [2023-11-25 00:02:57,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:02:57,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:57,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:02:57,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:02:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:02:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:02:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:02:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:02:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:02:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:02:57,579 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:02:57,582 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:09,339 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:09,471 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:09,471 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:09,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:09 BoogieIcfgContainer [2023-11-25 00:03:09,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:09,476 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:09,476 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:09,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:09,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:02:56" (1/3) ... [2023-11-25 00:03:09,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2130cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:09, skipping insertion in model container [2023-11-25 00:03:09,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:02:57" (2/3) ... [2023-11-25 00:03:09,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2130cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:09, skipping insertion in model container [2023-11-25 00:03:09,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:09" (3/3) ... [2023-11-25 00:03:09,486 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-54.i [2023-11-25 00:03:09,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:09,510 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:09,588 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:09,600 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2b743e36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:09,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.488888888888889) internal successors, (67), 46 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-25 00:03:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-25 00:03:09,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:09,634 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:09,635 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:09,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:09,646 INFO L85 PathProgramCache]: Analyzing trace with hash -913700065, now seen corresponding path program 1 times [2023-11-25 00:03:09,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:09,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1529361335] [2023-11-25 00:03:09,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:09,671 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:09,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:09,674 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:03:09,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:03:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:10,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:03:10,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2023-11-25 00:03:10,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:10,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:10,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1529361335] [2023-11-25 00:03:10,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1529361335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:10,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:03:10,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:03:10,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536251395] [2023-11-25 00:03:10,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:10,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:03:10,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:10,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:03:10,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:03:10,732 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.488888888888889) internal successors, (67), 46 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-25 00:03:12,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:12,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:03:12,933 INFO L93 Difference]: Finished difference Result 142 states and 255 transitions. [2023-11-25 00:03:12,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:03:12,966 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-25 00:03:12,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:03:12,977 INFO L225 Difference]: With dead ends: 142 [2023-11-25 00:03:12,977 INFO L226 Difference]: Without dead ends: 70 [2023-11-25 00:03:12,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:03:12,987 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:03:12,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-25 00:03:13,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-25 00:03:13,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-25 00:03:13,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-25 00:03:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2023-11-25 00:03:13,048 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 161 [2023-11-25 00:03:13,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:03:13,049 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2023-11-25 00:03:13,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-25 00:03:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2023-11-25 00:03:13,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-25 00:03:13,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:13,056 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:13,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-25 00:03:13,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:13,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:13,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:13,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2115799843, now seen corresponding path program 1 times [2023-11-25 00:03:13,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:13,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [383955976] [2023-11-25 00:03:13,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:13,273 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:13,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:03:13,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:03:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:14,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:03:14,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:15,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-25 00:03:15,019 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:15,019 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:15,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [383955976] [2023-11-25 00:03:15,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [383955976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:15,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:03:15,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:03:15,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950991968] [2023-11-25 00:03:15,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:15,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:03:15,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:15,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:03:15,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:03:15,025 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-25 00:03:17,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:19,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:21,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:23,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:24,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:03:24,001 INFO L93 Difference]: Finished difference Result 209 states and 320 transitions. [2023-11-25 00:03:24,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:03:24,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2023-11-25 00:03:24,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:03:24,037 INFO L225 Difference]: With dead ends: 209 [2023-11-25 00:03:24,037 INFO L226 Difference]: Without dead ends: 140 [2023-11-25 00:03:24,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:03:24,041 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 76 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 51 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-25 00:03:24,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 307 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 10 Invalid, 4 Unknown, 0 Unchecked, 8.9s Time] [2023-11-25 00:03:24,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-25 00:03:24,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 116. [2023-11-25 00:03:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 63 states have internal predecessors, (77), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-25 00:03:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 177 transitions. [2023-11-25 00:03:24,083 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 177 transitions. Word has length 161 [2023-11-25 00:03:24,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:03:24,084 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 177 transitions. [2023-11-25 00:03:24,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-25 00:03:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2023-11-25 00:03:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-25 00:03:24,088 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:24,089 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:24,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:03:24,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:24,305 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:24,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:24,305 INFO L85 PathProgramCache]: Analyzing trace with hash -15303675, now seen corresponding path program 1 times [2023-11-25 00:03:24,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:24,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414351128] [2023-11-25 00:03:24,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:24,307 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:03:24,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:24,308 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:03:24,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c7d23e1-6dfc-4ba7-9782-86feffe72c6a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:03:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:25,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-25 00:03:25,231 INFO L285 TraceCheckSpWp]: Computing forward predicates...